derek.holloway
7502bf64a4
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99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
// REQUIRES: symlinks
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// Test that we warn when including a symlink to a modular header that isn't
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// covered by a module map at the symlink's location.
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// RUN: rm -rf %t
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// RUN: split-file %s %t
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// Create the symlink directories and symlinks.
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// RUN: mkdir -p %t/covered %t/uncovered
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// RUN: ln -s %t/ModuleA/A.h %t/covered/A.h
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// RUN: ln -s %t/ModuleA/A.h %t/uncovered/A.h
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// Including the symlink that IS covered should not warn.
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// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -I%t/covered -I%t/ModuleA \
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// RUN: -fmodules-cache-path=%t/cache -fsyntax-only %t/tu-covered.m \
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// RUN: -Wmmap-deprecated-symlink-to-modular-header -verify
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// Including the symlink that is NOT covered should warn.
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// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -I%t/uncovered -I%t/ModuleA \
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// RUN: -fmodules-cache-path=%t/cache -fsyntax-only %t/tu-uncovered.m \
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// RUN: -Wmmap-deprecated-symlink-to-modular-header -verify
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// Same test with lazy module map loading.
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// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -I%t/uncovered -I%t/ModuleA \
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// RUN: -fmodules-cache-path=%t/cache2 -fmodules-lazy-load-module-maps \
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// RUN: -fsyntax-only %t/tu-uncovered.m \
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// RUN: -Wmmap-deprecated-symlink-to-modular-header -verify
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// Test the diagnostic when the module is loaded from a PCM. Import B which
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// transitively builds A into a PCM, then include A.h via the uncovered
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// symlink so A is loaded from the PCM.
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// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -I%t \
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// RUN: -fmodules-cache-path=%t/cache3 -fsyntax-only %t/tu-uncovered-pcm.m \
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// RUN: -Wmmap-deprecated-symlink-to-modular-header \
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// RUN: -fno-modules-check-relocated -Rmodule-map -verify
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//--- ModuleA/module.modulemap
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module A {
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header "A.h"
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}
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//--- ModuleA/A.h
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//--- ModuleB/module.modulemap
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module B {
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header "B.h"
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export *
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}
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//--- ModuleB/B.h
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#include "ModuleA/A.h"
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//--- covered/module.modulemap
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module SymlinkA {
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header "A.h"
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}
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//--- tu-covered.m
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// expected-no-diagnostics
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#include "A.h"
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//--- tu-uncovered.m
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#pragma clang __debug module_lookup A
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#include "A.h"
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// expected-warning-re@* {{may be a symlink to '{{.*}}' owned by module 'A'}}
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// expected-note@ModuleA/module.modulemap:1 {{module defined here}}
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//--- tu-uncovered-pcm.m
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#include "ModuleB/B.h"
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#include "uncovered/A.h"
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// expected-warning-re@* {{may be a symlink to '{{.*}}' owned by module 'A'}}
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// expected-note@ModuleA/module.modulemap:1 {{module defined here}}
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// expected-remark-re@* {{loading modulemap '{{.*}}ModuleB/module.modulemap'}}
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// expected-remark-re@* {{loading modulemap '{{.*}}module.modulemap'}}
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// expected-remark-re@* {{loading modulemap '{{.*}}pthread.modulemap'}}
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// RUN: ln -s pthread/pthread.h %t/pthread.h
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// RUN: %clang_cc1 -fmodules-cache-path=%t/modules -fmodules -fimplicit-module-maps -I %t %t/tu.c -fsyntax-only \
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// RUN: -Wmmap-deprecated-symlink-to-modular-header -verify
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//--- module.modulemap
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extern module pthread "pthread.modulemap"
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//--- pthread.modulemap
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module pthread { header "pthread/pthread.h" }
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//--- pthread/pthread.h
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typedef int p;
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//--- tu.c
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#include <pthread.h>
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p P = 4;
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// expected-warning-re@* {{may be a symlink to '{{.*}}' owned by module 'pthread'}}
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// expected-note@pthread.modulemap:1 {{module defined here}}
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